MARK GEOFFERY STEIN M.D. NPI 1265478564

NPI Information

  • NPI: 1265478564
  • Provider Name: MARK GEOFFERY STEIN, M.D.
  • Classification: Radiology - 2085R0202X
  • Specialization: Diagnostic Radiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1100 N TUSTIN AVE
    BLDG. A
    SANTA ANA, CA
    ZIP 92705
  • Phone: (714) 835-6055

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NPI Details

Mark Geoffery Stein, M.D. is a diagnostic radiology radiology in Santa Ana, CA with 48 years of experience. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. Mark Geoffery Stein, M.D. NPI is 1265478564. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

1100 N TUSTIN AVE
BLDG. A
SANTA ANA, CA
ZIP 92705-509
Phone: (714) 835-6055
Fax: (714) 285-9084

The NPI 1265478564 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS:Q9967)
  • Ct scan of chest without contrast (HCPCS:71250)
  • Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries (HCPCS:A9552)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • Ct scan of chest with contrast (HCPCS:71260)
  • X-ray of chest, 2 views (HCPCS:71046)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • X-ray of lower and sacral spine, minimum of 4 views (HCPCS:72110)
  • Mri scan of leg joint without contrast (HCPCS:73721)
  • X-ray of foot, minimum of 3 views (HCPCS:73630)
  • Mri scan of arm joint without contrast (HCPCS:73221)
  • X-ray of upper spine, 4-5 views (HCPCS:72050)
  • Ultrasound scan of head and neck soft tissue (HCPCS:76536)
  • X-ray of middle spine, 3 views (HCPCS:72072)
  • Low dose ct scan of chest for lung cancer screening (HCPCS:71271)

The enumeration date for this NPI number is 6/22/2006 and was last updated on 6/16/2015.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
12085B0100XRadiologyBody ImagingA38805CALIFORNIANo
22085U0001XRadiologyDiagnostic UltrasoundA38805CALIFORNIANo
32085R0202XRadiologyDiagnostic RadiologyA38805CALIFORNIAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
1E25279MEDICARE UPIN
200A388050MEDICAIDCALIFORNIA
3WA38805CMEDICARE PINCALIFORNIA

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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